From this point on you can use the mouse to navigate. To unlock the mouse and keyboard from the VM, hit the right Ctrl key. Click Next.

On OS X you unlock the mouse with the command or apple key.

If your screen isn't big enough, the Next button will be hidden on the bottom-right corner of the screen!! To avoid repetitive scrolling of the window, switch to Scale Mode view using the hotkey right Ctrl+C (apple key+C on OS X)

Leave English (English) selected and click Next.

Leave U.S. English selected and click Next (unless you have another preferred keyboard layout).